A working introduction to the hardware life cycle — plan, acquire, commission, maintain, retire — and what an ITAM platform has to do at each stage to be worth having.
IT asset management supports the business processes that manage the life cycle of hardware assets across an organisation. That definition is uncontroversial. What varies enormously is how much manual work a given tool demands before it produces anything useful.
Older tools require people to perform the data collection and reconciliation by hand. That increases the risk of human error, which produces inaccurate and incomplete data sets — and every decision made on that data inherits the error. Automating discovery and inventory is not a convenience feature. It is what makes the resulting data worth acting on.
IT now accounts for a growing share of everything an organisation owns. Hardware and software are expensive to buy and costly to keep running, which is the whole reason the discipline exists: to make sure resources are used efficiently in support of what users and business functions actually need.
But asset management is not just discovery and inventory. It is using that data to drive decisions. Concretely, it should let you:
That third point is the one most often underestimated, and we will come back to it.
Assets have a finite useful life. To get the most out of them, ITAM organises activity around life cycle stages. Different models exist, but nearly all of them follow the same five.
Decisions about what assets are needed, how they will be acquired, how they will be used and how they will be funded. This is the stage most dependent on historical data, and the stage most often done on assumption because the historical data is not trustworthy.
Procurement: the act of purchase and receipt of delivery.
The asset enters the environment. Installation, integration with other systems and components, establishing operations and support processes, provisioning user access.
Repair, upgrades, patching and overhauls to maximise value, extend useful life or reduce risk and support cost. This is the longest stage and the one where cost accumulates quietly.
Eventually hardware stops being useful. Retirement includes migrating users to other assets, cancelling support agreements, ending renewals and planning replacements.
The stages are only useful if you know which one each asset is in. That is an inventory problem, and it is why the quality of discovery determines the quality of everything built on top of it.
IT asset management is data intensive. Many tools on the market lack the automation to support it, so their outputs arrive slowly, incomplete, and at higher cost than they should.
CerteroX ITAM runs ten discovery methods into one schema: a native inventory agent, command-line inventory for locked-down environments, agentless collection, standalone inventory for air-gapped and offline systems, Active Directory import, network discovery, third-party ITAM import, cloud and SaaS connectors, browser monitoring and file metering. Network discovery sweeps a class-C subnet in under five seconds across NetBIOS, SNMP and ICMP, then probes to work out where an agent could actually be deployed — so you find machines before you own them.
Six operating system families get the same native agent: Windows, macOS, Linux, IBM AIX, HP-UX and Oracle Solaris. Most platforms treat the Unix variants as an integration problem. Treating them as operating systems is the difference between a complete inventory and one with a footnote.
Tracking hardware serves three main objectives:
Devices are no longer confined to one office or one server room, which is exactly why tracking matters. When an asset needs troubleshooting, it is otherwise very difficult to establish what has happened to it, and there is not enough data available to make a decision. Tracked properly, the asset carries its own history — every change it has been through — and that history is available to whoever needs it.
You can only make informed decisions if you know what assets exist, where they are and what they are used for. With accurate data, you can analyse past purchasing and deployment decisions to guide the next ones, and stop over-buying resources that are not required.
CerteroX ITAM supports this with dynamic, static and custom groups built through a query builder or SQL, trend charts, KPIs and threshold alerts, and dashboards that can be personal or shared with a role. A read-only Certero API with a documented Power BI data source means the data can also be reported on wherever your organisation already does its analysis.
However well built your infrastructure, disruptive events happen. Asset data lets you plan for business-impacting events and build contingencies for recovery and continuity — which starts with an accurate list of what would need to be recovered, and in what order.
ITAM and SAM go hand in glove. Many traditional SAM tools do not carry hardware data, which leaves incomplete data sets and raises the risk of non-compliance and the financial exposure that follows.
The dependency is concrete rather than philosophical. Server licensing turns on processor type, core count and virtualisation topology. Oracle core factors are applied to specific processors. IBM sub-capacity licensing requires an inventory cycle of no more than 30 minutes. Access control for RDS, Citrix and VDI depends on knowing which devices connect to what. Every one of those is a hardware fact being used to answer a software question.
In CerteroX, ITAM and SAM share the same records, so the hardware fact and the licence calculation are never two systems apart. Accurate hardware data is also what makes re-harvesting work: you cannot reclaim a licence from a device you are not tracking.
Accurate, current inventory data raises the level of service the desk can provide, by populating the ITSM tool with information agents can rely on.
The value is easiest to see in an ordinary ticket. A user reports a slow laptop. With good asset data surfaced in the service desk tool, the agent immediately sees the owner, model, age, specification, installed software, warranty status and ticket history — and the answer becomes a replacement decision made in seconds rather than a diagnostic session. CerteroX ITAM ships 28 named system connectors so that record lands where the agent already works.
Assets cost considerably more than their purchase price. To deliver value they have to be operated, supported and maintained across their life, and all of that adds up. Understanding the total is what lets you control cost and get the most out of the asset before it goes.
CerteroX ITAM supports this directly through cost tabs with manual and automatic costing rules, and through hardware warranty retrieval and expiry tracking — which is usually the point at which the maintain-or-retire question becomes answerable rather than a matter of opinion.
Non-standard equipment makes IT teams less productive, because nobody has the expertise to manage it and every issue becomes a fresh learning exercise. Asset management lets you set standards and see where they are not being met, which makes teams more productive and support more predictable.
Complete visibility of what you own is what lets you identify vulnerabilities, apply the right patches and updates, and take a proactive stance rather than a reactive one.
CerteroX ITAM turns that from a periodic review into something continuous. Governance Policies are compliance as code, built with a reusable filter builder, with named checks such as BitLocker enabled, Defender running and Azure VM tag hygiene. Policy definitions export and import as JSON. WSUS-integrated patch management and Windows 11 upgrade orchestration run from the same console that holds the inventory, so finding the gap and closing it are not two separate tools.
The security case for asset management is ultimately very simple. You cannot patch, protect or decommission a device you do not know about, and unknown devices are where the damage tends to land.
The hardware life cycle is not complicated. Plan, acquire, commission, maintain, retire.
What makes it hard is knowing, at any given moment, which stage each asset is actually in — and that comes down entirely to whether your inventory is produced automatically and trusted, or assembled by hand and argued with.
To see the ten discovery methods above resolve to a single asset record, book a demo.
Other posts covering the same ground.
End of support is not really a patching problem, it is an inventory problem. Written ahead of the January 2020 cut-off, the argument holds for every deadline since: you cannot remediate the machines your asset register has never seen.
Macs and iPhones arrived in the workplace one department at a time, and most management tooling still treats them as an exception. They should be inventoried, metered and licensed on exactly the same terms as everything else you own.
Agent-based discovery and agentless discovery each fail in places the other covers. The useful question is not which one to buy, but whether your tool can run both against one data model.
Everything argued above is checkable. Name the publisher, the billing account or the platform you would argue with, and the session is built around it — the reasoning attached, not a summary slide.
No gated download at the end of it.